Answer:

Step-by-step explanation:

Answer:
b > 100
Step-by-step explanation:
Answer:
The top left graph
Step-by-step explanation:
All the others are wrong
Answer:
5 and -5
Step-by-step explanation:
3x² = 75
x² = 75/3
x² = √25
x = 5 and - 5
Answer:
17
Step-by-step explanation:
since you are given that x is 9 all you have to do is plug it in. So 1-2(9) 2 times 9 is 18 so 1-18=17